本帖最后由 yang131261 于 2014-05-31 18:20:29 编辑

解决方案 »

  1.   

    参考<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
    <html xmlns="http://www.w3.org/1999/xhtml">
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=gbk" />
    <title>倒计时测试</title>
    <script src="http://www.codefans.net/ajaxjs/jquery-1.6.2.min.js" type="text/javascript"></script>
    <script>
      function lxfEndtime(){
              $(".lxftime").each(function(){
                    var lxfday=$(this).attr("lxfday");//用来判断是否显示天数的变量
                    var endtime = new Date($(this).attr("endtime")).getTime();//取结束日期(毫秒值)
                    var nowtime = new Date().getTime();        //今天的日期(毫秒值)
                    var youtime = endtime-nowtime;//还有多久(毫秒值)
                    var seconds = youtime/1000;
                    var minutes = Math.floor(seconds/60);
                    var hours = Math.floor(minutes/60);
                    var days = Math.floor(hours/24);
                    var CDay= days ;
                    var CHour= hours % 24;
                    var CMinute= minutes % 60;
                    var CSecond= Math.floor(seconds%60);//"%"是取余运算,可以理解为60进一后取余数,然后只要余数。
                    if(endtime<=nowtime){
                            $(this).html("已过期")//如果结束日期小于当前日期就提示过期啦
                            }else{
                                    if($(this).attr("lxfday")=="no"){
                                            $(this).html("<i>剩余时间:</i><span>"+CHour+"</span>时<span>"+CMinute+"</span>分<span>"+CSecond+"</span>秒");          //输出没有天数的数据
                                            }else{
                            $(this).html("<i>剩余时间:</i><span>"+days+"</span><em>天</em><span>"+CHour+"</span><em>时</em><span>"+CMinute+"</span><em>分</em><span>"+CSecond+"</span><em>秒</em>");          //输出有天数的数据
                                    }
                            }
              });
       setTimeout("lxfEndtime()",1000);
      };
    $(function(){
          lxfEndtime();
       });
    </script>
    <style type="text/css">
    <!--
    *{
            font-style: normal;
            font-weight: normal;}
    .haveday {
            padding: 20px;
            border: 1px dashed #000;
            margin-right: auto;
            margin-left: auto;
            width: 300px;
    }
    -->
    </style>
    </head>
    <body>
    <div class="haveday">
    <h1>含有天数的倒计时</h1>
    <div class="lxftime" endtime="11/15/2011 17:24:0"></div>
    <div class="lxftime" endtime="11/8/2011 3:3:20"></div>
    <div class="lxftime" endtime="9/6/2015 6:1:0"></div>
    <div class="lxftime" endtime="6/6/2016 9:3:5"></div>
    </div>
    <p></p>
    <div class="haveday">
    <h1>没有天数的倒计时</h1>
    <div class="lxftime" endtime="11/15/2011 17:24:0" lxfday="no"></div>
    <div class="lxftime" endtime="11/8/2011 3:3:20" lxfday="no"></div>
    <div class="lxftime" endtime="9/6/2015 6:1:0" lxfday="no"></div>
    <div class="lxftime" endtime="6/6/2016 9:3:5" lxfday="no"></div>
    </div>
    </body>
    </html>